commit | 8426a99048261b998a27557cf34f81626ffe9f12 | [log] [tgz] |
---|---|---|
author | Rich Felker <dalias@aerifal.cx> | Sat Aug 06 20:45:30 2011 -0400 |
committer | Rich Felker <dalias@aerifal.cx> | Sat Aug 06 20:45:30 2011 -0400 |
tree | 4df1b3180ee6facecada2150406e9e003904f479 | |
parent | 357876052b125dcd74882f61afec19d8f519074c [diff] |
ensure the compiler does not move around thread-register-based reads if gcc decided to move this across a conditional that checks validity of the thread register, an invalid thread-register-based read could be performed and raise sigsegv.